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Sugemalimab

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Sugemalimab
Monoclonal antibody
TypeWhole antibody
SourceHuman
TargetPD-L1, (CD274)
Clinical data
Trade namesCejemly, Eqjubi
Other namesCS-1001, WBP-315
Routes of
administration
Intravenous
Drug classAntineoplastic
ATC code
Legal status
Legal status
Identifiers
CAS Number
DrugBank
UNII
KEGG

Sugemalimab, sold under the brand name Cejemly, is a monoclonal antibody used for the treatment of metastatic non-small cell lung cancer (NSCLC) in combination with chemotherapy.[1] It is an antineoplastic monoclonal antibody that potentiates T-cell responses, including anti-tumor responses, through blockade of PD-1 binding to PD-L1 ligands.[1]

It is a fully human monoclonal antibody directed against the immunosuppressive ligand, programmed cell death-1 ligand 1 (PD-L1; cluster of differentiation 274; CD274), with potential immune checkpoint inhibitory and antineoplastic activities.[3] Upon administration, sugemalimab specifically targets and binds to PD-L1, blocking its binding to and activation of its receptor, programmed cell death 1 (PD-1).[3] This reverses T-cell inactivation caused by PD-1/PD-L1 signaling and enhances the cytotoxic T-lymphocyte (CTL)-mediated anti-tumor immune response against PD-L1-expressing tumor cells.[3] PD-L1 is overexpressed by many human cancer cell types.[3] PD-L1 binding to PD-1 on T-cells suppresses the immune system and results in immune evasion.[3] PD-1, a transmembrane protein belonging to the immunoglobulin superfamily expressed on activated T-cells, is a negative regulator of the immune system that limits the expansion and survival of CD8-positive T-cells.[3] Anti-PD-L1 monoclonal antibody CS1001 mirrors natural immunoglobulin G4 (IgG4), potentially reducing immunogenicity and other toxicities.[3]

Society and culture

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In May 2024, the Committee for Medicinal Products for Human Use of the European Medicines Agency adopted a positive opinion, recommending the granting of a marketing authorization for the medicinal product Cejemly, intended for the first-line treatment of metastatic non-small cell lung cancer in combination with chemotherapy.[1][4] The applicant for this medicinal product is SFL Pharmaceuticals Deutschland GmbH.[1] Sugemalimab was approved for medical use in the European Union in July 2024.[1][2]

In October 2024, the UK`S Medicines and Healthcare products Regulatory Agency approved sugemalimab as part of a first-line combination treatment for lung cancer. It would be used alongside platinum-based chemotherapy to treat adults with metastatic non-small cell lung cancer (NSCLC) without EGFR-sensitive mutations or ALK, ROS1, RET genomic alterations. The approval was granted to CStone Pharmaceuticalsn under trade name Eqjubi.[5]

Approval was based on the findings from the multicenter, randomized, double-blind phase 3 GEMSTONE-302 trial (NCT03789604).[6][7]

Names

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Sugemalimab is the international nonproprietary name.[8]

References

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  1. ^ a b c d e f "Cejemly EPAR". European Medicines Agency. 30 May 2024. Retrieved 1 June 2024. Text was copied from this source which is copyright European Medicines Agency. Reproduction is authorized provided the source is acknowledged.
  2. ^ a b "Cejemly PI". Union Register of medicinal products. 25 July 2024. Retrieved 28 July 2024.
  3. ^ a b c d e f g "Sugemalimab (Code C154550)". NCI Thesaurus. 29 April 2024. Retrieved 1 June 2024. Public Domain This article incorporates text from this source, which is in the public domain.
  4. ^ "Meeting highlights from the Committee for Medicinal Products for Human Use (CHMP) 27-30 May 2024". European Medicines Agency (Press release). 31 May 2024. Retrieved 13 June 2024.
  5. ^ "MHRA approves CStone Pharmaceuticals' sugemalimab to treat lung cancer in adults - PMLiVE". pmlive.com. 4 November 2024. Retrieved 5 November 2024.
  6. ^ "A Study of CS1001 in Subjects With Stage IV Non-Small Cell Lung Cancer". clinicaltrials.gov. Retrieved 5 November 2024.
  7. ^ Zhou C, Wang Z, Sun M, Cao L, Ma Z, Wu R, et al. (22 June 2023). "Interim survival analysis of the randomized phase III GEMSTONE-302 trial: sugemalimab or placebo plus chemotherapy as first-line treatment for metastatic NSCLC". Nature Cancer. 4 (6): 860–871. doi:10.1038/s43018-023-00578-z. ISSN 2662-1347.
  8. ^ World Health Organization (2020). "International nonproprietary names for pharmaceutical substances (INN): recommended INN: list 84". WHO Drug Information. 34 (3). hdl:10665/340680.